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Machine translation
1. (WO1980000049) TRAVELLING WAVE TUBE ARRANGEMENTS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/1980/000049    International Application No.:    PCT/GB1979/000100
Publication Date: 10.01.1980 International Filing Date: 08.06.1979
IPC:
H01J 23/087 (2006.01)
Applicants:
Inventors:
Priority Data:
7826551 08.06.1978 GB
Title (EN) TRAVELLING WAVE TUBE ARRANGEMENTS
(FR) TUBE GUIDE D"ONDES
Abstract: front page image
(EN)Travelling wave tube with a periodic permanent magnet focusing system. Magnets (8a) of rare earth magnetic material with hubless pole pieces (5a) and pole piece spacers in the form of square section annular rings (7a) are utilised.
(FR)Tube guide d"ondes avec un systeme de mise au point a aimant permanent periodique. Des aimants (8a) en materiau magnetique de terres rares avec des pieces polaires sans moyeux (5a) et des elements d"espacement de ces pieces polaires ayant la forme d"anneaux a sections carrees (7a) sont utilises.
Designated States:
Publication Language: English (EN)
Filing Language: English (EN)